Home / 45,374.82-68,062.23-14,212.50

Finding the Fourth Proportional to 45,374.82, 68,062.23 and 14,212.50

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Solution

The fourth proportional to 45,374.82, 68,062.23 and 14,212.50 is: 21,318.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,374.82 : 68,062.23 = 14,212.50 : x
  2. Step 2: Convert to fraction form
    45,374.82/68,062.23 = 14,212.50/x
  3. Step 3: Cross multiply
    45,374.82x = 68,062.23 × 14,212.50
  4. Step 4: Simplify right side
    45,374.82x = 967,334,443.88
  5. Step 5: Solve for x
    x = 967,334,443.88/45,374.82
  6. Step 6: Final answer
    x = 21,318.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.